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प्रश्न
Give reason for the following:
Covalent compounds have a low melting and boiling point.
उत्तर
Covalent compounds are held together by modest intramolecular forces. As a result, breaking the bonds between two or more molecules requires only a minimal amount of energy.
Therefore, these compounds have low melting and boiling points.
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संबंधित प्रश्न
Choose the most appropriate answer of the following:
Bonding in this molecule can be understood to involve coordinate bonding
(A) Carbon tetrachloride
(B) Hydrogen
(C) Hydrogen chloride
(D) Ammonium chloride
Identify the anion present in the following compounds:
A salt M on treatment with concentrated sulphuric acid produces a gas which fumes in moist air and gives dense fumes with ammonia
Give two example in the following case:
Co-ordinate bond compounds
Why do atoms combine?
Fill in the blanks
A coordinate bond is represented by an arrow pointing from ________ to__________ atom.
Choose the correct answer from the options given below
Which one is coordinate molecule?
Draw an electron dot diagram of a hydronium ion and label the lone pair of electrons.
What is the term defined below?
A bond formed by a shared pair of electrons with both electrons coming from the same atom.
Bonding in this molecule can be understood to involve coordinate bonding.
Identify the following:
A bond formed between two atoms by sharing of a pair of electrons, with both electrons being provided by the same atom.
